81558516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{522811}}^1$

素因数の和:522831

約数の個数: 24

約数和(自身を含む): 204942304

約数和(自身を除く): 123383788

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 522811, 1045622, 1568433, 2091244, 3136866, 6273732, 6796543, 13593086, 20389629, 27186172, 40779258, 81558516]

約数ペア:

[(1, 81558516), (2, 40779258), (3, 27186172), (4, 20389629), (6, 13593086), (12, 6796543), (13, 6273732), (26, 3136866), (39, 2091244), (52, 1568433), (78, 1045622), (156, 522811)]